Karlosson is a character from a famous book written by Swedish author Astrid Lindgrenis. He is a very interesting and funny person. He likes playing with children and also he likes eating jam. Karlsson is a short, stout, overconfident man, who lives in a small house on the roof of an ordinary apartment building. He looks like adult person and a child at the same time. Most of all he likes adventure. He can fly because he has propeller. He has a best friend it's a little boy who lives in a block of flats. Karlosson always helps him when he needs and plays with him. They always make a lot of jokes and laugh.